2019
Assessment of obesity prevalence and validity of obesity diagnoses coded in claims data for selected surgical populations
Ammann EM, Kalsekar I, Yoo A, Scamuffa R, Hsiao CW, Stokes AC, Morton JM, Johnston SS. Assessment of obesity prevalence and validity of obesity diagnoses coded in claims data for selected surgical populations. Medicine 2019, 98: e16438. PMID: 31335698, PMCID: PMC6709187, DOI: 10.1097/md.0000000000016438.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedArthroplasty, Replacement, KneeBariatric SurgeryBody Mass IndexCatheter AblationClinical CodingElectronic Health RecordsFemaleHerniorrhaphyHumansMaleMiddle AgedObesityOutcome Assessment, Health CarePatient SelectionPrevalencePrognosisReproducibility of ResultsRetrospective StudiesUnited StatesConceptsBody mass indexPositive predictive valueBariatric surgeryDiagnosis codesElectronic health recordsSurgical populationClaims dataHernia repairObesity diagnosisPrognostic factorsSurgical outcomesInterpretation of studiesCardiac ablationPatient body mass indexMeasured body mass indexHigh positive predictive valueImportant prognostic factorType of surgeryAdministrative healthcare dataAdministrative claims dataFalse positive patientsPatient ageMass indexPatient selectionIndex procedure
2018
Recommendations on the most suitable quality‐of‐life measurement instruments for bariatric and body contouring surgery: a systematic review
de Vries C, Kalff M, Prinsen C, Coulman K, Haan C, Welbourn R, Blazeby J, Morton J, van Wagensveld B. Recommendations on the most suitable quality‐of‐life measurement instruments for bariatric and body contouring surgery: a systematic review. Obesity Reviews 2018, 19: 1395-1411. PMID: 29883059, DOI: 10.1111/obr.12710.Peer-Reviewed Original ResearchMeSH KeywordsBariatric SurgeryBody ContouringHumansObesityOutcome Assessment, Health CareQuality of LifeReproducibility of ResultsConceptsBariatric surgerySystematic reviewCochrane database systematic reviewsPatient-reported outcome measuresHealth Measurement INstruments (COSMIN) checklistLife measurement instrumentsFuture clinical trialsMeasurement propertiesSystematic literature searchDegree of recommendationFurther validation studiesClinical trialsEligible studiesOutcome measuresLife instrumentsMethodological qualityLiterature searchSurgeryLife measurementsContent validityStrong evidencePoor qualityValidation studyEMBASEReview
2016
Geographic variation in surgical outcomes and cost between the United States and Japan.
Hurley MP, Schoemaker L, Morton JM, Wren SM, Vogt WB, Watanabe S, Yoshikawa A, Bhattacharya J. Geographic variation in surgical outcomes and cost between the United States and Japan. The American Journal Of Managed Care 2016, 22: 600-7. PMID: 27662222.Peer-Reviewed Original ResearchNational prevalence, causes, and risk factors for bariatric surgery readmissions
Garg T, Rosas U, Rivas H, Azagury D, Morton JM. National prevalence, causes, and risk factors for bariatric surgery readmissions. The American Journal Of Surgery 2016, 212: 76-80. PMID: 27133197, DOI: 10.1016/j.amjsurg.2016.01.023.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge DistributionBariatric SurgeryBody Mass IndexDatabases, FactualFemaleGastrectomyGastric BypassGastroplastyHumansLaparoscopyLogistic ModelsMaleMiddle AgedMultivariate AnalysisObesity, MorbidOutcome Assessment, Health CarePatient ReadmissionPostoperative ComplicationsPrevalencePrognosisRetrospective StudiesRisk FactorsSex DistributionUnited StatesConceptsLaparoscopic adjustable gastric bandingAdjustable gastric bandingLaparoscopic sleeve gastrectomyGastric bandingGastric bypassLaparoscopic RouxSleeve gastrectomyBariatric surgeryChronic obstructive pulmonary diseaseObstructive pulmonary diseaseBody mass indexAfrican American raceLength of stayCurrent Procedure Terminology codesCommon readmissionReadmitted patientsPulmonary diseaseMass indexOperative timeRisk factorsNational prevalenceReadmissionTerminology codesPatientsPublic Use File
2015
Hospital Accreditation and Bariatric Surgery Is It Important?
Blondet JJ, Morton JM, Nguyen NT. Hospital Accreditation and Bariatric Surgery Is It Important? Advances In Surgery 2015, 49: 123-129. PMID: 26299494, DOI: 10.1016/j.yasu.2015.03.012.Peer-Reviewed Original Research
2014
Does Hospital Accreditation Impact Bariatric Surgery Safety?
Morton JM, Garg T, Nguyen N. Does Hospital Accreditation Impact Bariatric Surgery Safety? Annals Of Surgery 2014, 260: 504-509. PMID: 25115426, DOI: 10.1097/sla.0000000000000891.Peer-Reviewed Original ResearchConceptsLength of stayBariatric surgery outcomesNationwide Inpatient SampleBariatric surgerySurgery outcomesHigher mean LOSMean LOSShorter LOSHospital accreditationMultivariable logistic regression analysisHospital accreditation statusNinth Revision codesLogistic regression analysisLower total chargesBariatric centerRevision codesPatient dischargeAccredited centersInpatient SampleUnique hospitalsAmerican CollegeICD9 codesInternational ClassificationSurgery safetyHospital
2011
Is Patient Safety Improving? National Trends in Patient Safety Indicators: 1998–2007
Downey JR, Hernandez‐Boussard T, Banka G, Morton JM. Is Patient Safety Improving? National Trends in Patient Safety Indicators: 1998–2007. Health Services Research 2011, 47: 414-430. PMID: 22150789, PMCID: PMC3393002, DOI: 10.1111/j.1475-6773.2011.01361.x.Peer-Reviewed Original ResearchMeSH KeywordsHealth Services ResearchHospitalsHumansOutcome Assessment, Health CarePatient SafetyQuality Indicators, Health CareSafety ManagementUnited StatesUnited States Agency for Healthcare Research and QualityConceptsPatient safety indicatorsAnnual percentage changeNationwide Inpatient SampleNational trendsPatient safetyBirth-trauma injuryPostoperative hip fracturePostoperative respiratory failurePostoperative pulmonary embolismPostoperative wound dehiscenceDeep vein thrombosisAnnual percent changePostoperative sepsisRespiratory failurePulmonary embolismVein thrombosisHip fractureMetabolic derangementsWound dehiscenceIatrogenic pneumothoraxInpatient admissionsInpatient SampleDecubitus ulcersAccidental punctureTrauma injuries
2010
Frequency and Outcomes of Blood Products Transfusion Across Procedures and Clinical Conditions Warranting Inpatient Care: An Analysis of the 2004 Healthcare Cost and Utilization Project Nationwide Inpatient Sample Database
Morton J, Anastassopoulos K, Patel S, Lerner J, Ryan K, Goss T, Dodd S. Frequency and Outcomes of Blood Products Transfusion Across Procedures and Clinical Conditions Warranting Inpatient Care: An Analysis of the 2004 Healthcare Cost and Utilization Project Nationwide Inpatient Sample Database. American Journal Of Medical Quality 2010, 25: 289-296. PMID: 20530223, DOI: 10.1177/1062860610366159.Peer-Reviewed Original ResearchMeSH KeywordsAgedBlood TransfusionCohort StudiesDatabases as TopicFemaleHumansInpatientsMaleMiddle AgedOutcome Assessment, Health CareRetrospective StudiesSurgical Procedures, OperativeUnited StatesConceptsBlood product transfusionLength of stayNationwide Inpatient Sample databaseProduct transfusionUtilization Project Nationwide Inpatient Sample databaseAverage LOSSample databaseEarly postoperative bleedingRetrospective cohort studyHealth-related qualityOdds of deathTransfusion-related complicationsHospital mortalityPostoperative bleedingTransfusion requirementsPostoperative outcomesCohort studyPostoperative infectionInpatient careProvider awarenessHealthcare costsTransfusionCohortOutcomesOdds
2009
Relationship Between Hospital Volume, System Clinical Resources, and Mortality in Pancreatic Resection
Joseph B, Morton J, Hernandez-Boussard T, Rubinfeld I, Faraj C, Velanovich V. Relationship Between Hospital Volume, System Clinical Resources, and Mortality in Pancreatic Resection. Journal Of The American College Of Surgeons 2009, 208: 520-527. PMID: 19476785, DOI: 10.1016/j.jamcollsurg.2009.01.019.Peer-Reviewed Original ResearchConceptsHospital volumePancreatic resectionGeneral surgery residencyStrong clinical supportClinical resourcesClinical supportOperative mortalityMortality ratePractice scoresLow perioperative mortality rateGastroenterology fellowshipMultiple logistic regression analysisComplex gastrointestinal proceduresInpatient mortality dataPerioperative mortality rateHigh-volume hospitalsLow-volume hospitalsNational Inpatient SampleHigh-volume institutionsLow-volume surgeonsInterventional radiology serviceSurgery residencyFrequency of hospitalLogistic regression analysisPerioperative deaths
2008
Are health related outcomes in acute pancreatitis improving? An analysis of national trends in the U.S. from 1997 to 2003.
Brown A, Young B, Morton J, Behrns K, Shaheen N. Are health related outcomes in acute pancreatitis improving? An analysis of national trends in the U.S. from 1997 to 2003. JOP Journal Of The Pancreas 2008, 9: 408-14. PMID: 18648131.Peer-Reviewed Original ResearchConceptsNational Inpatient Sample databasePrincipal discharge diagnosisAcute pancreatitisDischarge diagnosisHospital characteristicsStudy periodLarge non-teaching hospitalsCommon inflammatory disorderLength of stayNon-teaching hospitalsChi-square testFrequency of dischargeMedical ICUHospital admissionMedian lengthInflammatory disordersPancreatitisMortalityAlcohol useStayNational databaseSample databaseU.S. hospitalsMean lengthDemographic characteristics
2005
Analysis of the SAGES outcomes initiative cholecystectomy registry
Velanovich V, Morton J, McDonald M, Orlando R, Maupin G, Traverso L. Analysis of the SAGES outcomes initiative cholecystectomy registry. Surgical Endoscopy 2005, 20: 43-50. PMID: 16333539, DOI: 10.1007/s00464-005-0378-0.Peer-Reviewed Original ResearchConceptsMost patientsSAGES Outcomes InitiativeBile duct injuryInitiative databaseIntraoperative gallbladder perforationBackgroundIn 1999Biliary colicDuct injuryMost complicationsPostoperative eventsElective surgeryLaparoscopic cholecystectomyGallbladder perforationGeneral anesthesiaIntraoperative cholangiogramAdverse outcomesSAGES membersOutcomes InitiativeBiliary imagingOperating surgeonPatientsGallbladder casesAmerican GastrointestinalNormal activityEndoscopic Surgeons